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Main Journal ArchiveYear 2024 / № 5

Issue: #5 (770)

DOI 10.18698/0536-1044-2024-5

Mechanical Engineering and Machine Science

Hermetically sealed capsule strength and integrity under the emergency fall from different heights

Authors: Tulaeva N.N., Lipatnikov M.A., Minaev I.V., Tabatchikov A.A.
Category: Mechanical Engineering and Machine Science \| Chapter: Machine Science
Keywords: hermetically sealed capsule strength and integrity, numerical simulation, emergency fall, transport container

Stiffness anisotropy effect on the cutting spindle motion dynamics

Authors: Seregin A.A.
Category: Mechanical Engineering and Machine Science \| Chapter: Technology and Equipment for Mechanical and Physico-Technical Processing
Keywords: aperiodic vibration, motion dynamics, end mills, subharmonic vibration, machining accuracy, power tool spindle

Methodology for assessing tightness of the pipeline fitting valves based on results of the rough surfaces simulation

Authors: Buchnev O.S., Gaisin S.N., Zaides S.A.
Category: Mechanical Engineering and Machine Science \| Chapter: Manufacturing Engineering
Keywords: pipeline fittings, sealing surface, surface model, valve tightness, tightness assessment

On the causes of certain defects in the rod and belt materials of the Ni-38%Cu-2%Mn alloy with components of the electrovacuum devices

Authors: Golovkin P.A.
Category: Mechanical Engineering and Machine Science \| Chapter: Manufacturing Engineering
Keywords: electrovacuum devices, nickel-copper alloy, working area, vacuum melting, fusible impurities, defects, vacuum density

Methods for determining parameters of the mechanism functional characteristics

Authors: Aleshin A.K., Kondrat`ev I.M., Rashoyan G.V., Filippov G.S., Shalyukhin K.A.
Category: Mechanical Engineering and Machine Science \| Chapter: Methods and Devices for Monitoring and Diagnosing Materials, Products, Substances
Keywords: reconfigurable equipment, inertial characteristics, diagnostic parameters, technical condition, technological process, test load method

Use of head and bulk waves to assessing damage of the St3sp5 steel under fatigue

Authors: Gonchar A.V., Mishakin V.V., Solovyov A.A., Klyushnikov V.A.
Category: Mechanical Engineering and Machine Science \| Chapter: Methods and Devices for Monitoring and Diagnosing Materials, Products, Substances
Keywords: heat-affected zone, ultrasonic testing, construction steel, microstructure, fatigue damage, bulk waves, head wave

Pneumomuscle dynamic characteristics simulation taking into account the working medium wave processes

Authors: Kotkas L.A., Donskoy A.S., Zharkovskii A.A., Zhurkin N.A.
Category: Mechanical Engineering and Machine Science \| Chapter: Hydraulic Machines, Vacuum, Compressor Technology, Hydraulic and Pneumatic Systems
Keywords: pneumomuscle dynamic characteristics, positional pneumatic drive, wave processes, positional control system

Vernadsky Institute of Geochemistry and Analytical Chemistry of the Russian Academy of Sciences

Authors: Shkinyov V.M., Saprykin O.A., Nosov V.N.
Category: Mechanical Engineering and Machine Science \| Chapter: Hydraulic Machines, Vacuum, Compressor Technology, Hydraulic and Pneumatic Systems
Keywords: autonomous underwater vehicle, hydrogen sulfide dissociation, hydrogen fuel cells, metal hydride battery, power plants, swarms of autonomous underwater vehicles

Influence of the upper-rotor device on the axial flow pump head characteristics

Authors: Shoronov S.V., Kazennov I.S., Istomin E.A.
Category: Mechanical Engineering and Machine Science \| Chapter: Hydraulic Machines, Vacuum, Compressor Technology, Hydraulic and Pneumatic Systems
Keywords:

Energy and Electrical Engineering

Determination of the optimum parameters of a geothermal steam turbine installation

Authors: Romanenko A.V., Zhinov A.A.
Category: Energy and Electrical Engineering \| Chapter: Turbomachines and Piston Engines
Keywords: steam turbine installation, geothermal energy, geothermal power plant, thermal efficiency, parameter optimization

Aviation, Rocket and Technology

Cooling capacity parametric identification of the two-stage cryostat nitrogen and helium stages

Authors: Borschev N.O.
Category: Aviation, Rocket and Technology \| Chapter: Aircraft Strength and Thermal Modes
Keywords: heat transfer problem, iterative regularization method, stage cooling capacity, two-stage cryostat, conjugate directions method